<!DOCTYPE html>
<html>
<head>
	<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
	<title>test</title>
</head>
<body>
<p class="test_class test_class1">p1</p>
<p class="test_class test_class2">p2</p>
<p class="test_class test_class3">p3</p>
<p id="p_id" class="test_class test_id">p_id</p>
<p id="p_id_2" class="test_class test_id">p_id_2</p>
<p>p4</p>
<div id="test1">测试1</div>
</body>
</html>
